2. One-sample t-statistic is used instead of one-sample z-statistic when _ A. μ is known. C. μ is unknown. B. o is known. D.σ is unknown. 3. Based on the Central Limit Theorem, when the sample n is extremely large and the variance is unknown, what is the statistical test to be used? A. t-test C. two-tailed test B. z-test D. one- tailed test Question solved algebra 4 months ago 5035
A survey asks teachers and students whether they would like the new school mascot to be a shark or a moose. This table shows the results. Which statement is true? A. "Moose" is equally popular with students and teachers. B. "Moose" is more popular with students, but "shark" is more popular with teachers. C. There is no difference between the preferences of students and teachers. D. "Shark" is more popular with students, but "moose" is more popular with teachers. Question solved algebra 4 months ago 1830
What is the perimeter of kite OBDE? 12 units 22 units 38 units 58 units Question solved geometry 4 months ago 5653
Which power does this expression simplify to? [7573]-4 frac 1732 frac 178 74 711 Question solved algebra 4 months ago 6856
The figure shown is a rectangle with a semicircle on each end. What is the area of the figure? Use 3.14 for π and round your answer to the nearest tenth. 34.8 in.2 104.5 in.2 76.3 in.2 161.0 in.² Question solved geometry 4 months ago 5658
Learning Task 3: Venn Diagram! Complete the Venn diagram below as you identify the classifications of each. painting. In letter C put the similarities of the two paintings A. B. Question solved algebra 4 months ago 9052
Given right triangle XYZ, which correctly describes the locations of the sides in relation to ∠Y? a is opposite, b is adjacent, c is the hypotenuse a is the hypotenuse, b is opposite, c is adjacent a is adjacent, b is the hypotenuse, c is opposite a is adjacent, b is opposite, c is the hypotenuse Question solved geometry 4 months ago 4075
How can you find Jim's costs for the business trip? 80 * 75+1,000+750 80 * 50+80 * 75+2 * 1,000+750 75+1,000+750 80 * 75+1,000+750 50+75+2 * 1,000+750 Question solved algebra 4 months ago 8246
If fx is a linear function, which statement must be true? fx has no constant term. fx has no x2 term. fx has no terms with a coefficient other than 1. fx has no x-term. Question solved algebra 4 months ago 8527
What is the following product? Assume x ≥ 0. 4x square root of 5x2+2x2 square root of 62 104x4+8x4 square root of 30x 80x6+8x5+8x5 square root of 30+24x4 104x6 104x4+16x4 square root of 30 Question solved algebra 4 months ago 3598
Which of the following describes a rigid motion transformation? A. Enlarging the size of a parking spot B. Hitting a tennis ball over a net C. Slicing a sandwich into 4 pieces D. Dilating a picture Question solved algebra 4 months ago 5381
Learning Task 2 An interview was conducted to a group of passengers and they were asked how long it took them to wait for their service vehicle. Based on the Ogive at the right, answer the following questions. 1. How many passengers waited for at most 56 minutes? 2. How many passengers waited for at most 78 minutes? 3. How many passengers participated in the interview? 4. For what was the longest possible time that the passengers waited? 5. How many passengers waited for MORE THAN 89 minutes? 2 of 3 PIVCT Question solved algebra 4 months ago 6965
Which expression is modeled by this arrangement of tiles? + + + + + + + + + + + + + + + + Question solved algebra 4 months ago 4714
Based on the information marked in the diagram, △ ABC and △ DEF must be congruent. A.True B. False Question solved geometry 4 months ago 3756
Demonstrating opportunity cost is done through production analysis. possibility calculation research Question solved algebra 4 months ago 4592
Which coordinate for points A' and B' would help prove that lines AB and A'B' are perpendicular? A'p,m and B',,w and B',,-w A'p,m A'p,-m and B',,w A': p,-m and B': z,-w Question solved coordinate-geometry 4 months ago 2830