Step-by-step explanation:
x+x+10+50=180
2x+60=180
2x=180-60
2x=120
x=120/2
x=60
Answer:
The correct option is E
Step-by-step explanation:
From the question we are told that
The population mean is
The null hypothesis is
The alternative hypothesis is
The p-value is
The level of significance is
Generally from the value given we see that the p-value < hence
The decision rule is
Reject the null hypothesis
The conclusion is
The true average claim amount is significantly less than $758.83.
Equivalent fraction- 2/1
Percent- 75%
Neither do I hope someone else can help you