Answer:
121
Step-by-step explanation:
Given data as per the question
Standard deviation = 
= 840
Margin of error = E = 150
Confidence level = c = 95%
For 95% confidence, z = 1.96
based on the above information, the minimum number of clients surveyed by the travel agent is
= 120.47
= 121
hence, the 121 number of clients to be surveyed
Therefore we applied the above formula to determine the minimum number of clients
<u>Answer:</u>
<u>Step-by-step explanation:</u>
Given:
Mint condition coins = 
Total number of coins = 
Ratio
The questions asks for the ratio between mint condition coins to the total number of coins, so:
Mint condition coins : number of coins = 
(simplified form)
Hope this helps :)
Answer:True
Step-by-step explanation:
Answer:
t-test for difference in slopes
no association exists
Step-by-step explanation:
t-test can be used to determine signifiance in difference in slopes of of fit vs time and not fit vs time graph
The data shows that as number of hours spent watchnig television increases, there is no increasing or decreasing trend in number of people fit or not fit. The number of people fit or not fit seems to be distributed around 629 for 1-2 hours of watching television. There trend is not consistent in both cases with increasing number of hours
-q is -10. Because the number sentence equals to -q=7+3. So q = -10.
put in(recheck): --10=7+3
+10=10
