subject
Mathematics, 29.10.2019 05:31 lgisselle629

Arecent abc news poll of a random sample of 1002 adults asked about various measures the government could take to try to reduce future global warming. when asked whether the government should increase taxes on gasoline so people either drive less or buy cars that use less gasoline, 45.6% said yes. let p denote the population proportion who would say yes.
answer the following questions about the hypothesis test
h0: p = 0.50 vs. ha: p ? 0.50.

question 1. what is the value of the test statistic z?

question 2. what is the p-value?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 20:00
Choose the linear inequality that describes the graph. the gray area represents the shaded region. a: y ≤ –4x – 2 b: y > –4x – 2 c: y ≥ –4x – 2 d: y < 4x – 2
Answers: 2
question
Mathematics, 21.06.2019 21:30
Zack notices that segment nm and segment pq are congruent in the image below: which step could him determine if δnmo ≅δpqr by sas? (5 points) segment mo ≅ segment qr segment on ≅ segment qp ∠ n ≅ ∠ r ∠ o ≅ ∠ q
Answers: 3
question
Mathematics, 21.06.2019 23:30
The approximate line of best fit for the given data points, y = −2x − 2, is shown on the graph.which is the residual value when x = –2? a)–2 b)–1 c)1 d)2
Answers: 2
question
Mathematics, 22.06.2019 03:00
Describe how the presence of possible outliers might be identified on the following. (a) histograms gap between the first bar and the rest of bars or between the last bar and the rest of bars large group of bars to the left or right of a gap higher center bar than surrounding bars gap around the center of the histogram higher far left or right bar than surrounding bars (b) dotplots large gap around the center of the data large gap between data on the far left side or the far right side and the rest of the data large groups of data to the left or right of a gap large group of data in the center of the dotplot large group of data on the left or right of the dotplot (c) stem-and-leaf displays several empty stems in the center of the stem-and-leaf display large group of data in stems on one of the far sides of the stem-and-leaf display large group of data near a gap several empty stems after stem including the lowest values or before stem including the highest values large group of data in the center stems (d) box-and-whisker plots data within the fences placed at q1 â’ 1.5(iqr) and at q3 + 1.5(iqr) data beyond the fences placed at q1 â’ 2(iqr) and at q3 + 2(iqr) data within the fences placed at q1 â’ 2(iqr) and at q3 + 2(iqr) data beyond the fences placed at q1 â’ 1.5(iqr) and at q3 + 1.5(iqr) data beyond the fences placed at q1 â’ 1(iqr) and at q3 + 1(iqr)
Answers: 1
You know the right answer?
Arecent abc news poll of a random sample of 1002 adults asked about various measures the government...
Questions
question
Mathematics, 29.11.2019 14:31
question
Mathematics, 29.11.2019 14:31