Answer:
Number of books she has not read =8
Step-by-step explanation:
Number of books Tara has=160
Number of books she has read =Percentage of what she has read x Number of book s she has =95% x 160=152
Number of books she has not read =Number of books Tara has- Number of books she has read=160-152=8
Answer:
i think it is R0,90 and R0,180 but i could be wrong
Step-by-step explanation:
Answer:
Nothing too simplified in this. That's in its most simplified form.
Step-by-step explanation:
Answer:
H0: p = 0.1 and Ha: p > 0.1
Step-by-step explanation:
At the null hypothesis, we test if the mean or proportion is equal to a certain value.
At the alternate hypothesis, we test if the mean or proportion is less than, more than, or different of the value tested at the null hypothesis.
A quality control inspector wants to determine if more than 10% of all shells contain just one peanut.
The value of 10% = 0.1 is tested, which means that the null hypothesis is 
Test if it is more than 10% = 0.1, so the alternate hypothesis is: 