Answer:
it turns out google has the answer
Step-by-step explanation:
can i get brainlyest
Complete question :
The average amount that a college student spends on a textbook is $205 with a
standard deviation of $35. What is the probability that a student spends:
A. between $10 and $310?
Answer:
0.999
Step-by-step explanation:
Mean, m = 205 ; Standard deviation, s = 35
Z = (x - m) / s
x = 310
Z = (310 - 205) / 35 = 3
P(z < 3) = 0.99865
x = 10
Z = (10 - 205) / 35 = - 5.57
P(Z < - 5.5)
P(z < 3) - P(z < - 5.5)
0.99865 - 0
= 0.999
Answer:
are you supposed to do math
Answer:

Step-by-step explanation:
1) Simplify


2) Use this formula: a/b × c/d = ac/bd.

3) Simplify.

4)

5) Since 2 × 2 = 4, the square root of 4 is 2.

6) Simplify 32 × 2 to 64.

7) Simplify 64/2 to 32.

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