I believe the answer would be 13.75 but i’m not completely sure on this so correct me if i’m wrong
The answer will ve
1)0.9063
~
Your answer will be is :


Hope It Helps !
#LearnWithBrainly
Be safe ~
And, also Happy The New Year !

~
Answer:
B. 11.85% = 12%
Step-by-step explanation:
500 * .10 + 300 * .15 = 50 + 45 = 95.
95/800 = .11875
.11875 = 11.875%
Answer:
0.0010,0.2743
Step-by-step explanation:
Given that Stanford–Binet IQ Test scores are normally distributed with a mean score of 100 and a standard deviation of 15
If x represents the scores then
X is N(100,15)
a) See enclosed file
b) Z score =
c) the probability that a randomly selected person has an IQ test score
i. Over 145.
=
ii. Under 91
=