Consider the distribution of exam scores (graded from 0 to 100) for 86 students when 38 students got an a, 28 students got a b, and 20 students got a c. complete parts (a) through (d) below.
a. how many peaks would you expect for the distribution?

There is only 1 peak in this distribution.

Step-by-step explanation:

In  the distribution of exam scores (graded from 0 to 100) for 86 students 38 students got an A,  28 students got a B, and 20 students got a C.

Since, 38 > 28 > 20, we can expect only 1 peak in this distribution

g: -7/10 or -0.7

Step-by-step explanation:

Apply the distributive law:-

Now, we´ll Subtract 5 from both sides :-

Add 4g to both sides :-

Now, divide both sides by 10:-

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