MAT220.70 Statistics I [MO028 w (1023-1217/17 Chrsopher Jenkins&123/17 9.54 PM T

Question

MAT220.70 Statistics I [MO028 w (1023-1217/17 Chrsopher Jenkins&123/17 9.54 PM Test: POST UNIT 6-TEST-Ch. 9 Submit Test This Question: 1 pt 11 of 13 (13 complete) This Test: 13 pts possibla A nunnitionist wants to determine how much ime nationally people spend eating and drinking Suppose for a random sample of 913 people age 15 or older, the mean amount of tme A histogram of tme spert eating and drinking each day skewed r Usensresut texpun why awgo sanese sze is needed to onstruct a cottonce nina' the mean me spent eating and drnking each day A. Srce te den ton osme spent eatrg and di kng each day som aly dst buted the sample must be lar eso naredsro non of the samp emea wite O 8. The distribution of the sample mean wit always be approximately normal approximaely norma OD· The d streunon at thie samese mean we never be appronately nonnal bi) Iin 2010, there were over 200 milion people nationaty age 15 or cider Explain why ths, aiong with be tact ut the data wee obtained uning a a Click t o select your wllE

Explanation / Answer

Part - a) It is given that the distribution is not normally distributed and skewed to the right and therefore, large sample is necessary to assume normality using central limit theorem.

Option C is correct.

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