SantΓ© Publique Test

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SantΓ© Publique Test

 

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αžαžΎαž’αŸ’αžœαžΈαžαŸ’αž›αŸ‡αž‡αžΆαž•αŸ’αž“αŸ‚αž€αžšαž”αžŸαŸ‹Descriptive statistics?

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αž€αžΆαžšαžŸαž·αž€αŸ’αžŸαžΆαž‘αŸ…αž›αžΎαžŸαŸ†αžŽαžΆαž€αž“αŸƒαž“αž·αžŸαŸ’αžŸαž·αžαž†αŸ’αž“αžΆαŸ†αž‘αžΈαŸ’A αž…αŸ†αž“αž½αž“αŸ‘αŸ₯αž“αžΆαž€αŸ‹ αžšαž€αžƒαžΎαž‰αžαžΆαž“αž·αžŸαŸ’αžŸαž·αžαž”αžΆαž“αž…αŸ†αžŽαžΆαž™αž–αŸαž›αžŸαž·αž€αŸ’αžŸαžΆαžšαž™αŸˆαž–αŸαž›β€‹αž˜αž’αŸ’αž™αž˜ αŸ‘αŸ’αŸ αž“αžΆαž‘αžΈ αž€αŸ’αž“αž»αž„αŸ‘ αžαŸ’αž„αŸƒ αž αžΎαž™αž˜αžΆαž“ standard deviation αŸ¦αŸ αž“αžΆαž‘αžΈ αž αžΎαž™αž€αžΆαžšαžŸαž·αž€αŸ’αžŸαžΆαž‘αŸ…αž›αžΎαžŸαŸ†αžŽαžΆαž€αž“αž·αžŸαŸ’αžŸαž·αžαž†αŸ’αž“αžΆαŸ†αž‘αžΈ ្Cαž…αŸ†αž“αž½αž“ ៑៑ αž“αžΆαž€αŸ‹αž”αžΆαž“αžšαž€αžƒαžΎαž‰αžαžΆαž“αž·αžŸαŸ’αžŸαž·αžαž”αžΆαž“αž…αŸ†αžŽαžΆαž™αž–αŸαž›αžŸαž·αž€αŸ’αžŸαžΆαžšαž™αŸˆαž–αŸαž› αŸ‘αŸ αŸ αž“αžΆαž‘αžΈαž€αŸ’αž“αž»αž„αŸ‘αžαŸ’αž„αŸƒαž αžΎαž™αž˜αžΆαž“ standard deviation 20 αž“αžΆαž‘αžΈαŸ”αž‚αŸαž…αž„αŸ‹αž”αŸ’αžšαŸ€αž”αž’αŸ€αž”αžαžΆαžαžΎαž“αž·αžŸαŸ’αžŸαž·αžαž†αŸ’αž“αžΆαŸ†αž‘αžΈ ្A αž“αž·αž„ 2 B αž”αžΆαž“αž…αŸ†αžŽαžΆαž™αž–αŸαž›αžŸαž·αž€αŸ’αžŸαžΆαžŸαŸ’αž˜αžΎαžšαž‚αŸ’αž“αžΆαžŠαŸ‚αžšαž¬αž‘αŸ αžαžΎαž‚αŸαžαŸ’αžšαžΌαžœαžŸαžšαžŸαŸαžš statistical hypothesis αž™αŸ‰αžΆαž„αžŠαžΌαž…αž˜αŸ’αžαŸαž…?

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ΞΌ is an example of a

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Which below statement is not correct:

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When the new drug was clinically tested, 117 patients reported headaches and 617 did not. Based on this sample what is the probability that a new drug user will experience a headache:

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A population parameter is likely to occur (chose the correct answer):

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On the statements below which are validstatements of probability:

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On the statements below what is valid statements of probability:

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Which answer below is not correct about the confidence interval:

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What is the correct statement of positive predictive value (PPV) of a screening test:

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In statistics, a sample mean:

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Statistic is a numerical quantity, which is calculated from:

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A parameter is a measure which is computed from

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What is the statement of sensitivity of a diagnostic test:

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If an event has a probability of 0.1 it is:

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What is the correct statement of specificity of a screening test:

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A numerical value used as a summary measure for a sample, such as sample mean, is known as a

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The factors that determine the width of a confidence interval are except one:

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On the statements below which are validstatements of probability:

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A confidence interval estimate is (chose the correct answer):

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Which of these is most likely to happen?

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Students had attended a blood donor session at the University of Health Science when a new donor arrived. Blood can be classified into 4 groups: O, A, B and AB. The table below shows the number of people in each blood group. What is the probability that the next donor belongs to blood group O?

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The Negative Predictive Value was 98% means that:

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A negative predictive value of a test decreases as:

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The branch of biostatistics that deals with testing of hypothesis, making predictions using data collected is called:

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The width of a confidence interval will decrease when which of the following changes occur:

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What is the correct statement of validity of a screening test:

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If a positive predictive value was 44%, it means that:

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Since the population size is always larger than the sample size, then the sample statistic

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αž“αŸαŸ‡αž‡αžΆαž…αŸ†αž„αžΆαž™αž•αŸ’αž›αžΌαžœαž‚αž·αžαž‡αžΆαž‚αžΈαž‘αžΌαž˜αŸ‰αŸ‚αžαŸ’αžšαž–αžΈαž•αŸ’αž‘αŸ‡αžšαž”αžŸαŸ‹αž’αŸ’αž“αž€αž‡αŸ†αž„αžΊ αŸ¦αž“αžΆαž€αŸ‹αž˜αž€αž˜αžŽαŸ’αžŒαž›αžŸαž»αžαž—αžΆαž–αž˜αž½αž™: 4,7,3,5,3,8αŸ” αž”αŸ’αžšαžŸαž·αž“αž”αžΎ 8 αžαŸ’αžšαžΌαžœαž”αžΆαž“αž‚αŸαž€αžαŸ‹αž…αŸ’αžšαž‘αŸ†αž‡αžΆ 80 αžœαž·αž‰ αžαžΎαž“αžΉαž„αž˜αžΆαž“αž€αžΆαžšαž”αŸ’αžšαŸ‚αž”αŸ’αžšαž½αž›αž’αŸ’αžœαžΈαž€αžΎαžαž‘αžΎαž„?

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Variation in clinical measurement including:

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αž€αŸ’αž“αž»αž„αž…αŸ†αžŽαŸ„αž˜αž‘αžΆαžšαž€ ៑០០០ αž€αžΎαžαžšαž„αžŸαŸ‹ αž˜αžΆαž“αž‘αžΆαžšαž€αžŸαŸ’αž›αžΆαž”αŸ‹ ៦០ αž“αžΆαž€αŸ‹ αž’αžΆαž™αž»αž€αŸ’αžšαŸ„αž˜ ្៨ αžαŸ’αž„αŸƒ αžŸαž»αž…αŸ’αž…αž“αžΆαž€αžšαž“αŸαŸ‡αž”αž‰αŸ’αž‡αžΆαž€αŸ‹ αž€αžΆαžšαž‚αžŽαž“αžΆαŸ–

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Definition of mode: The mode is the value that:

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Exclusion of risk-free individuals. The calculation of the prevalence or incidence of a disease should exclude from the denominator members of the population who are:

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A high prevalence may indicate a:

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The prevalence of a disease depends on:

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The normal distribution has extremely:

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To measure the risk of women dying from maternal causes, by calculation of:

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The numerator of calculation age- and sex specific death rate is:

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αž“αŸ…αž€αŸ’αž“αž»αž„αžαŸαžαŸ’αžαž”αŸ‰αŸƒαž›αž·αž“αž˜αžΆαž“αž‘αžΆαžšαž€αž€αžΎαžαžšαžŸαŸ‹αž’αžΆαž™αž»αž€αŸ’αžšαŸ„αž˜ ៧ αžαŸ’αž„αŸƒ ៦០ αž“αžΆαž€αŸ‹ αž“αŸ…αž†αŸ’αž“αžΆαŸ† αŸ’αŸ αŸ‘αŸ€αŸ” αž‘αžΆαžšαž€αžŸαŸ’αž›αžΆαž”αŸ‹αž’αžΆαž™αž»αž€αŸ’αžšαŸ„αž˜ ៧ αžαŸ’αž„αŸƒαžŸαŸ’αž›αžΆαž”αŸ‹ ៦ αž“αžΆαž€αŸ‹ αž“αž·αž„ αž€αŸ’αžšαŸ„αž˜ αŸ’αŸ¨αžαŸ’αž„αŸƒ αžŸαŸ’αž›αžΆαž”αŸ‹ ៑០ αž“αžΆαž€αŸ‹αŸ” Taux de mortalitΓ© PΓ©rinatal, Perinatal Mortality Rate αž˜αžΆαž“:

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αž’αžΆαŸ†αž„αžŸαŸŠαžΈαžŠαž„αŸ‹ αžαŸ’αžšαžΌαžœαž”αžΆαž“αž‚αžŽαž“αžΆαžŠαžΌαž…αžαž‘αŸ…:

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Incidence of disease refers to the number that develop in a population at risk for the disease over a specified period time of:

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αž’αžαŸ’αžšαžΆαž˜αžšαžŽαŸˆαž—αžΆαž–αž“αŸƒαž‘αžΆαžšαž€ (Neonatal mortality Rate, Taux de mortalitΓ© NΓ©onatale) αž‚αžΊαž‡αžΆαž€αžΆαžšαž‚αžŽαž“αžΆαž’αžαŸ’αžšαžΆαž˜αžšαžŽαŸˆαž—αžΆαž– αžŸαŸ†αžŠαŸ…αž‘αŸ…αž›αžΎαž‘αžΆαžšαž€αžŠαŸ‚αž›αž˜αžΆαž“αž’αžΆαž™αž»:

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Infant mortality rate is used to measure the:

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To measure the risk of dying during infancy (e.g. the first year of life), by calculation of:

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αž“αŸ…αž€αŸ’αž“αž»αž„αžαŸαžαŸ’αžαž”αŸ‰αŸƒαž›αž·αž“αž˜αžΆαž“αž”αŸ’αžšαž‡αžΆαž‡αž“ αž˜αž’αŸ’αž™αž˜ ៦០០០០ αž“αžΆαž€αŸ‹ αž˜αžΆαž“αž‡αŸ†αž„αžΊαžšαž”αŸαž„αžŸαž€αž˜αŸ’αž˜αž—αžΆαž–αž€αžΎαžαžαŸ’αž˜αžΈαžαŸ’αžšαžΌαžœαž”αžΆαž“αžšαž€αžƒαžΎαž‰αž“αŸ…αž€αŸ†αž‘αž»αž„αž†αŸ’αž“αžΆαŸ† αŸ’αŸ αŸ‘αŸ€αž˜αžΆαž“αž…αŸ†αž“αž½αž“ ៦០ αž“αžΆαž€αŸ‹, αž‡αŸ†αž„αžΊαžšαž”αŸαž„αžŸαž€αž˜αžŸαž›αŸ‹αž–αžΈαž†αŸ’αž“αžΆαŸ†αž…αžΆαžŸαŸ‹ (្០៑៣) αž˜αžΆαž“αž…αŸ†αž“αž½αž“ ្០ αž“αžΆαž€αŸ‹ αž αžΎαž™αžˆαžΊαž”αž“αŸ’αžŠαžŠαž›αŸ‹αž…αž»αž„αž†αŸ’αž“αžΆαŸ† αŸ’αŸ αŸ‘αŸ€αŸ” αž’αžαŸ’αžšαžΆαž”αŸ’αžšαŸαžœαŸ‰αžΆαž‘αž„αŸ‹αž‡/αž„ αžšαž”αŸαž„αž‚αžΊ:

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Properties and uses of the mode. The mode is / has:

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By definition a variable is:

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αž“αŸ…αž€αž˜αŸ’αž–αž»αž‡αžΆ αž’αžαŸ’αžšαžΆαž˜αžšαžŽαŸˆαž—αžΆαž–αžšαž”αžŸαŸ‹αž˜αžΆαžαžΆαž˜αžΆαž“ ៦០ αž—αžΆαž‚ ៑០០០ αž€αžΎαžαžšαžŸαŸ‹αž˜αžΆαž“αž“αŸαž™αžαžΆ:

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Bias due to sampling error is:

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αž”αŸ’αžšαŸαžœαŸ‰αžΆαž‘αž„αŸ‹ αžαŸ’αžšαžΌαžœαž”αžΆαž“αž‚αžŽαž“αžΆαžŠαžΌαž…αžαž‘αŸ…:

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αž…αž˜αŸ’αž›αžΎαž™αž‘αžΆαŸ†αž„αž’αžŸαŸ‹αžαžΆαž„αž€αŸ’αžšαŸ„αž˜αž“αŸαŸ‡ αžŸαž»αž‘αŸ’αž’αžαŸ‚αžαŸ’αžšαžΉαž˜αžαŸ’αžšαžΌαžœ αž›αžΎαž€αž›αŸ‚αž„αžαŸ‚αž…αž˜αŸ’αž›αžΎαž™αž˜αž½αž™αžŠαŸ‚αž›αžαž»αžŸαž’αžαŸ’αžšαžΆαž˜αžšαžŽαŸˆαž—αžΆαž–αžšαž½αž˜αž‚αžΊαŸ–

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αž˜αžΆαž“αž’αŸ’αž“αž€αž‡αŸ†αž„αžΊαž…αŸ†αž“αž½αž“αŸ₯αž“αžΆαž€αŸ‹αž˜αž€αžŸαŸ†αžšαžΆαž€αž“αŸ…αž€αŸ’αž“αž»αž„αž˜αž“αŸ’αž‘αžΈαžšαž–αŸαž‘αŸ’αž™αžŠαŸ„αž™ αž‡αŸ†αž„αžΊαž‚αŸ’αžšαž»αž“αž–αŸ„αŸ‡αžœαŸ€αž“ αžšαž™αŸˆαž–αŸ’αž™αžΆαž”αžΆαž›αž‚αž·αžαž‡αžΆαžαŸ’αž„αŸƒαž˜αžΆαž“αžšαž™αŸˆαž–αŸαž›αžŠαžΌαž…αžαž‘αŸ…: ្, ៣, ្, αŸ₯, αŸ£αŸ” αžαž˜αŸ’αž›αŸƒ Variance αž‚αžΊ:

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Stillbirth rate (Late fetal death rate) is used to measure the:

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This formula refers to:

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αž”αžΎαž”αŸ’αžšαžŸαž·αž“αž‡αžΆαž€αžΆαžšαž’αŸ’αžœαžΎαžšαŸ„αž‚αžœαž·αž“αž·αž…αŸ’αž†αŸαž™αž‡αž˜αŸ’αž„αžΊ αžŠαŸ„αž™αž‡αŸ’αžšαžΎαžŸαžαŸ‚ Classic cases αžŠαŸ„αž™αž€αŸ†αžŽαžαŸ‹αž™αž€αžαŸ‚ Strict diagnostic criteria αžαžΎαž”αžŽαŸ’αžŠαžΆαž›αž’αŸ„αž™αž˜αžΆαž“αž€αžΆαžšαž”αŸ’αžšαŸ‚αž”αŸ’αžšαž½αž›αž’αŸ’αžœαžΈαžαŸ’αž›αŸ‡?

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An attack rate is:

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Definition of midrange. The midrange is the:

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αž“αŸ…αž€αŸ’αž“αž»αž„αžαŸαžαŸ’αžαž”αŸ‰αŸƒαž›αž·αž“αž˜αžΆαž“αž”αŸ’αžšαž‡αžΆαž‡αž“ αŸ¦αŸ αŸ αŸ αŸ αž“αžΆαž€αŸ‹ αž“αŸ…αžŠαžΎαž˜αž†αŸ’αž“αžΆαŸ†αŸ’αŸ αŸ‘αŸ€αŸ” αž‘αžΆαžšαž€αž€αžΎαžαžšαžŸαŸ‹αž€αŸ’αž“αž»αž„αž†αŸ’αž“αžΆαŸ†αž“αŸ„αŸ‡αž˜αžΆαž“ αŸ’αŸ€αŸ αŸ αž“αžΆαž€αŸ‹αŸ” αž˜αžšαžŽαŸˆαž—αžΆαž–αž‘αžΌαž‘αŸ…αž˜αžΆαž“ αŸ¦αŸ αŸ αž“αžΆαž€αŸ‹ αž“αž·αž„αž”αŸ’αžš/αž‡αž…αž»αž„αž†αŸ’αž“αžΆαŸ†αž˜αžΆαž“:

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The estimated mid interval population is determined by:

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