Answer:
Teo is 6 and Richard is 23
Answer:
C
Step-by-step explanation:
y / 4 = 39 / 30
y / 4 = 1.3
y / 4 * 4 = 1.3 * 4 (What you do to on side you also do to the other)
y = 5.2
So, your answer should be C, 5.2
Answer:
t = –3.382
Step-by-step explanation:
Claim: FICO credit scores are greater than 675
Thus, x = 675
We are given:
Sample size = n = 50
Sample Mean = u = 719
Sample Standard deviation = s = 92
The formula to find the t-statistic is:

Using the above values, we get:

Thus, the value of test statistic is -3.382. So 3rd option gives the correct answer.
Answer:
11
Step-by-step explanation: