Just use simple math. First possibility is 11+3 and the second is 3-11
14, -8
Answer: 7.6, 22/7, 1.01
Step-by-step explanation:
36 /3
to use the distributive property we separate 36 into 30 and 6
(30+6)/3
30/3 + 6/3
10+2
12
Answer:
(5,-8)
Step-by-step explanation:
Answer:
b. Right-Tailed
Step-by-step explanation:
This hypothesis test have a claim that the proportion of all small businesses that fail is higher than 20%. The alternative hypothesis is then written as:
If the sample outcome gives a test statistic that is higher than the critical value (z>z_c), it will fall in the rejection region and the null hypothesis, that states that the proportion is not different from 20%, will be rejected.
As the rejection region comprises all the values in the right tail, above the critical value, we can conclude this is a right-tailed test.