Answer:
0.998 is the probability that the average money spent by a sample of 40 shoppers is within $10 of the actual population mean.
Step-by-step explanation:
We are given the following information in the question:
Standard Deviation, σ = $21.51
We are given that the distribution of average money spend is a bell shaped distribution that is a normal distribution.
Formula:

We have to find:
P( average money spent is within $10 of the actual population mean.)

Calculation the value from standard normal z table, we have,

Answer:False
Step-by-step explanation:
Because when you go up and you subtract that numbers you don't get the number you need
Answer:
54
Step-by-step explanation:
Por ejemplo, baile
Solamente tres estudiantes siempre lo practican.
Answer:

Step-by-step explanation:
The diagram of the problem is drawn and attached.
Given that:



Also
