Jan 18-Winter 303 Princip N Nigel leauty you must krow the poputator, stadad dew

Question

Jan 18-Winter 303 Princip N Nigel leauty you must krow the poputator, stadad dewatson for thez.sore bu·not for the t tatite. | According to The World Facthool, 2004, the total ferblcy rate (estimated mean number of dildren born per woman) for Madagascar is 6.4 Suppose that the standard deviation of the total fertility ol children for a sample of 1ss randomly selected women is one value of many that foem the SSN (a) What is the mean value for thes sampling distribution? (Give your answer corect to one descimal plaon What in the standard deviation of the samping astibuton? (Give your anewer correct to tmo deamal places.) () Desoibe the shape ofthis sampling distrbubion. O skewed right appre ornately nonnal O skewed k O unfor You may need to use the Z Table to anewer this question. and Scenoo ecuding the United States) particpated in the study. The sample of 140 students is taken. (Ofve your answers cormect to lde Fed the probablity that the mean me score DOLL

Explanation / Answer

a) mean =6.4

b) std deviation of sampling distribution =std deviation/(n)1/2 =2.9/(188)1/2

(please revert if std deviation is 2.9 and sample size is 188 as picture is blurry)

c)

shape is approximately normal as sample size is greater than 30

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