Answer:
d. There is a 98% chance that the true proportion of customers who click on ads on their smartphones is between 0.56 and 0.62.
Step-by-step explanation:
Confidence interval:
x% confidence
Of a sample
Between a and b.
Interpretation: We are x% sure(or there is a x% probability/chance) that the population mean is between a and b.
In this question:
I suppose(due to the options) there was a small typing mistake, and we have a 98% confidence interval between 0.56 and 0.62.
Interpreation: We are 98% sure, or there is a 98% chance, that the true population proportion of customers who click on ads on their smartphones is between 0.56 and 0.62. Option d.
Answer:
32 marbles are red.
Step-by-step explanation:
Think of a quarter, 4 of them equal a dollar.
25 x 4 = 100
So, you will multiply 8 by 4.
8 x 4 = 32
Answer:
<h2>x= 37/16</h2><h3>
y=199/8</h3>
Step-by-step explanation:
1....y=11+6x
-77-2x+3y=-7
replace y by ..1..
so -77-2x+3(11+6x)=-7
-77-2x+33+18x=-7
-44+16x=-7
16x=37
y=11+6x
replace x by 37/16
y=11+6*37/16
y=199/8
How can we help you with this?
Answer:
Step-by-step explanation:
<u>Complete Question:</u>
Angela shared a cab with her friends . When they arrived at their destination, they evenly divided the $48 fare among "j" of them . Angela gave the cab $5 tip. How much did Angela pay in total?
<u>Solution:</u>
The fare was $48 and including Angela, there were j people, so each paid:
48/j
Also, Angela paid $5 additionally.
So, Angela paid:
48/j --- when dividing evenly
5 --- as a tip
Total Angela Paid: 
Total Payment:
