find P(x-bar<53) usiing the numbers below. find P(x-bar<53) usiing the numbers b
ID: 3385822 • Letter: F
Question
find P(x-bar<53) usiing the numbers below.
find P(x-bar<53) usiing the numbers below.
61 47 42 50 69 44 61 54 54 51 54 56 50 57 64 63 42 49 57 39 54 55 44 52 63 43 58 33 49 60 62 40 50 60 45 64 60 54 16 55 56 50 38 51 52 49 44 54 49 56 58 58 53 49 49 49 39 60 65 57 38 51 50 37 33 49 44 43 61 61 50 32 49 48 56 44 62 51 60 53 51 67 65 47 41 52 40 48 72 37 44 58 57 44 52 38 58 46 48 59 71 38 41 50 49 51 57 53 58 66 69 59 47 38 55 55 51 55 46 53 66 44 39 51 56 49 47 49 51 50 29 42 44 46 40 49 59 49 48 48 45 65 57 33 42 47 62 71 56 48 44 48 55 36 44 43 55 61 57 59 52 55 36 52 31 43 52 52 55 64 63 49 48 52 38 54 48 61 49 54 39 44 57 51 56 55 43 56 59 49 52 48 47 49 58 68 58 43 53 44 mean 50.98 St. Dev 8.807238Explanation / Answer
Given thatX –bar = 53µ= 50.98=8.807238
P((X-bar) -µ)/ ) = P((53) -50.98)/ 8.807238 )
= P(0.2294 )
= 0.590721
The value is from standard normal tables
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