A Sample Of Size 8850 Has Mean A Find The Values Of K Such That Answer K Correct To 1 Decimal B What Is The Le 1 (26.34 KiB) Viewed 25 times
A Sample Of Size 8850 Has Mean A Find The Values Of K Such That Answer K Correct To 1 Decimal B What Is The Le 2 (26.36 KiB) Viewed 25 times
A sample of size 8850 has mean (a) Find the values of k such that Answer: k = (correct to 1 decimal). (b) What is the least portion (in %) of value from the sample data which are between 9.4 and 52.6. Answer: % (correct to 1 decimal). (c) What is the least number of values which are between 9.4 and 52.6 (correct to a whole number). Answer = $ (d) What is the least number of values which are within 5.3 standard deviation of mean? Answer: (correct to a whole number) values. = 31 and standard deviation s = 5.3. - ks = 9.4
Average income of 950 families in group A is $4300 and 200 families in group B is $2600. (a) From the list below, select a formula to compute combined average of all 1150 families. N₁z1+N₂22 M₁+№₂ N₁32+N₂31 N₁+N₂ (b) Identify the variables used in the formula. N₁ =950 = 1$ 4300 N₂ 200 = 12= $ 2600 (c) Find the average income of all 1150 families. Answer = $ Viewing Sou
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