Answer: 

Step-by-step explanation:
- A null hypothesis is a type of hypothesis that is used in statistics that assumes there is no difference between particular characteristics of a population wheres the alternative hypothesis shows that there is a difference.
Given: A 37 bag sample had a mean of 421 grams.
Let
be the population mean.
Then, the null hypothesis would be:

whereas the alternative hypothesis would be:

Answer:
7707 tickets
Step-by-step explanation:
From the question we know that:
the number of tickets sold at the counter on
First day = 1094 tickets
Second day = 1812 tickets
Third day = 2050 tickets
Fourth day = 2751 tickets
The total number of tickets sold on all the four days is calculated as:
(1094 + 1812 + 2050 + 2751)tickets
= 7707 tickets
Answer:
It could be 42%
Step-by-step explanation:
Answer: 31 and 33
Step-by-step explanation: THIS IS NOT A VERIFIED ANSWER SO IF ITS WRONG IM AM TERIBLY SORRY BUT CAN I PLEASE GET BRAINLIEST
Answer:
(-3,-2)
Step-by-step explanation: