50 for £15 - change all tickets into same number and times the money by the amount the tickets go into the numbers
13. For question 13). 4/10, 7/12, 1/2
0.243>0.234 is your answer
0.243 is greater than 0.234 by 0.009
hope this helps
Answer:
We need at least 4238 scores.
Step-by-step explanation:
We have that to find our level, that is the subtraction of 1 by the confidence interval divided by 2. So:
Now, we have to find z in the Ztable as such z has a pvalue of .
So it is z with a pvalue of , so
Now, find the margin of error M
In which is the standard deviation of the population and n is the size of the sample.
How many random IQ scores must be obtained if we want to find the true population mean (with an allowable error of 0.5) and we want 97 percent confidence in the results
We need at least n scores, in which N is found when . So
We need at least 4238 scores.
Answer:
What is (3.1 times 10 Superscript 5 Baseline) (2.2 times 10 Superscript 7 Baseline) in scientific notation?
5.5 times 10 Superscript 12
6.82 times 10 Superscript 12
5.5 times 10 Superscript 35
6.82 times 10 Superscript 35
Step-by-step explanation: