Answer:
37
Step-by-step explanation:
Margin of error = critical value × standard error
For 98% confidence, CV = 2.326 (from t table).
Standard error is σ / √n, where σ is the population standard deviation, and n is the sample size.
Plugging in:
5 = 2.326 × 13 / √n
n = 36.6
Rounding up, n = 37.
Answer:

Step-by-step explanation:
The formula of a distance between two points:

We have two points (1, -5) and (-3, 6). substitute:

Answer:
i believe is is 3/2
Step-by-step explanation:
as y goes up 30 x goes over 20
30/20 simplified is 3/2
Answer:
15 ounces
Step-by-step explanation:
6/40 = 0.15
0.15 x 100 = 15
15 ounces