PLS HELP 50 POINTS
WILL GIVE BRAINLIEST TO RIGHT ANSWERS
The kid's meals at a fast food resta...
Mathematics, 22.01.2021 22:00 Cedars6976
PLS HELP 50 POINTS
WILL GIVE BRAINLIEST TO RIGHT ANSWERS
The kid's meals at a fast food restaurant include one of three toys, selected at random. Each toy has an equal chance of being selected. Which simulation tool(s) could be used to find the experimental probability that it will take at least five kid's meals to collect all three toys?
1. coin
2. colored discs
3. die
4. random number list
Every person in a medical study is assigned a six-letter code, using only the letters A, B, C, and D. Which simulation tool(s) could be used to find the experimental probability that a code will have at least four A's?
1. coin
2. colored discs
3. die
4. random number list
Stella is taking a pop quiz which consists of five true or false questions. She has decided to randomly select each answer without reading the question. Which simulation tool(s) could be used to find the experimental probability that she will get all five questions correct?
1. coin
2. colored discs
3. die
4. random number list
If there is a 60% chance of rain each day this week, which simulation tool(s) could be used to find the experimental probability that it will take at least three days before it rains?
1. coin
2. colored discs
3. die
4. random number list
(these are all multi answer)
Answers: 3
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Sales personnel for skillings distributors submit weekly reports listing the customer contacts made during the week. a sample of 55 weekly reports showed a sample mean of 17.5 customer contacts per week. the sample standard deviation was 5.8. provide 90% and 95% confidence intervals for the population mean number of weekly customer contacts for the sales personnel. a. 90% confidence interval, to 2 decimals b. 95% confidence interval, to 2 decimals
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Which statement is true? a.the graph of a two-variable equation is the set of all points in the coordinate plane that solve the equation.b.the graph of a two-variable equation consists of only two points: one with a zero y-coordinate, (a,0), and one with a zero x-coordinate, (0,b).c.the graph of a two-variable equation is the set of all positive points that solve the equation.d.the graph of a two-variable equation is a single point that solves the equation.
Answers: 2
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