answer is( ab)
Step-by-step explanation:
here is your answer
Answer:
The z statistic is 0.23.
Step-by-step explanation:
Test statistic (z) = (sample mean - population mean) ÷ sd/√n
sample mean = 104 mg
population mean (mu) = 100 mg
sd = 55 mg
n = 10
z = (104 - 100) ÷ 55/√10 = 4 ÷ 17.393 = 0.23
The answer would be 93.887
Answer:
$224-$28 = $196
$196 earned babysitting
Step-by-step explanation:
Hope this helps.
