قسم النماذج & MCQ للدفعة 41

أسئلة إختبار للدكتور معمر بادي دفعة 38 Use the information for answer the question ... Study the knowledge of the secondary school female student about HIV disease in Sanaa city the total number of the secondary school female student in Sanaa 22000 student the investigator need to select 1100 student to be the sample under study 🔰If random number (J= 15) the first element sex ranks in the sample: ( 15-35-55-75-95-115) ( 15-35-85-100-115-130) ( 15-70-125-180-235-290 ) (15-30-45-60-75-90) 🔰 In this total study population (N=22000) and the sample size (n=1100) so use of Selection interval K= 50 20 15 35 🔰Random number (J)will be between .... (1-35) (1-20) (1-15) (1-65) 🔰The appropriation sample method can be use to determine the sample element in this situation : Simple random sampling systematic random sampling Stratified random sampling non the above 🔰the data that categories patients as male and female : continuous quantitative quantitative discrete Qualitative ordinal Qualitative nominal 🔰The average of a series of value is 12 and the standard deviation is 3 then the variance is : 6 9 8 7 🔰the median of the series of numerical value is : A value for which half of the value are higher the value are located exactly midway between the half of the value are lower minimum and maximum value the most commonly encountered value among series its is the deference between the minimum and maximum 🔰 One of the following is continuous quantitative? number of people number of children in the household weight of the children number of languages person speaks 🔰About the standard deviation all the following true except: Equal root of the variance it depends on the mean in its calculation formula Calculation formula we use the squared of the values its value always less than the mean value 🔰 which of the following can be achieved by multiple the relative frequency*100? relative frequency cumulative frequency percentage frequency none of above 🔰 If a series of the value consist of 23 numbers then for finding the median we ordered the series ascending and use: The 12value in the ordered series the mean between the 12 and 13 value the mean between the 11 and 12 value the 13 order value in the order series

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