Are you any good at mathematics? Do you imagine you can succeed at taking this quiz? Math is the science of structure and order, which has changed from elemental practices of counting, measuring, and describing the object. Some mathematics branches are characterized by a strict set of rules and parameters, with examples including algebra, geometry, and calculus. Taking this quiz will help you discover if you are a math whiz!
2.528
2.518
1.325
2.539
2.330
.0911
.0456
.1562
.9544
.0781
You are 95% sure that the average price for a gallon of gas in your city is between $1.98 and $2.16.
If you took many samples of gas stations in your city, about 95% of them would produce this confidence interval.
95% of all samples of gas stations will have average costs between $1.98 and $2.16.
You are 95% sure that gas stations in this sample have average costs between $1.98 and $2.16.
You are 95% confident that the average price for a gallon of gas in the country is within $0.09 of $2.07.
A smaller confidence level
A larger sample standard deviation
A smaller sample size
A larger population size
A smaller sample mean
95%
48%
63%
90%
99%
1. I 2. II
1. I 2. I
1. II 2. I
1. II 2. II
More information is needed to answer these questions
No, because the p-value is greater than .10
Yes, the p-value is between .01 and .05 indicating some evidence for the teacher's belief.
Yes, the p-value is between .001 and .01 indicating strong evidence for the teacher's belief.
Yes, the p-value is between .05 and .10 indicating strong evidence for the teacher's belief.
Yes, the p-value is less than .001 indicating strong evidence for the teacher's belief.
The observed difference in average scores is significant.
The observed difference in average scores is not significant.
A conclusion is not possible without knowing the average scores resulting from using each strategy.
A conclusion is not possible without knowing the averages scores and the standard deviations resulting from using each strategy.
A two-sample hypothesis test should not be used here.
1.55
1.22
2.22
1.88
2.66