SOMEONE PLS HELP WITH THIS! Picture is provided

Mathematics

1 answer:

AURORKA [14]3 years ago

4 0

Step-by-step explanation:

to simplify this try making table and substitute the value of X and get y

You might be interested in

Explanation 5 + 5<br> Answer 10

svetlana [45]

Answer:

5 + 5 = 10

5 + 6 = 11

5 + 7 = 12

5 + 8 = 13

5 + 9 = 14

5 + 10 = 15

5 + 11 = 16

Step-by-step explanation:

7 0

3 years ago

Which function in Excel is used to perform a test of independence? a. T.TEST b. CHISQ.TEST c. NORM.S.DIST d. Z.TEST

denis23 [38]

Answer:

b. CHISQ.TEST

Step-by-step explanation:

Notation and previous concepts

A chi-square test is "used to test if the variance of a population is equal to a specified value. This test can be either a two-sided test or a one-sided test. The two-sided version tests against the alternative that the true variance is either less than or greater than the specified value"

The statistic is given by:

$\chi^2 = \sum_{i=1}^n \frac{(O_i-E_i)^2}{E_i}$

In order to calculate the p value we need to have in count the degrees of freedom , on this case $df=(rows-1)(#cols-1)$ . And we can calculate the p value would be given by: