Tsqsq be hada stasepa & ne 10 babienq nege sd3 mi mens were stisw .YAea Mnoge91

Question

Tsqsq be hada stasepa & ne 10 babienq nege sd3 mi mens were stisw .YAea Mnoge91 slangoms ns shiverl "nns»3.som lo ntatam sit, anituqmm mt nodudnteib 1 10 s seu of mdhdw snammstab uore ob well (t lvrol soirallinoorte od ebraonemen srt sins sular lasitino wit tail J&mmol; bstssibni sda anieu Isnsinisonsbnnos sda eenqd ±qtommol wit ni2.0 > q >0 lasmoani sonsbanoo sets eenqx3 (E 3d, of abnogem0) isd, 3 10m nigum sd, bril .q noihoqo1q noiuluqoqu stemites ol bseu ei slqm smuuA .nalq lsani ob Tuot of 10mio nigram sd, bnuoH .hnl satsbnnoo bas eaielste navig

Explanation / Answer

1)

z-test is generally used when the population standard deviation is known whereas t-test is generally used when population standard deviation is unknown and when we would be using sample standard deviation.

2)

1.81

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