A three colour spinner was spun 90 times. The outcomes are summarized in the table below: What is the experimental probability of spinning Red? Colour Frequency Blue 5n Black 30n Red 10n
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- Based on the group’s samples, what is the probability of selecting a candy that is blue? Find it for the entire group.100 persons are surveyed about their smoking habits. The results are shown below: Do you smoke? Male Female Total Yes 14 12 26 What is the probability that a randomly selected smoker is male? Enter the exact answer, or round the answer to three decimal places No 46 28 74 Total 60 40 100100 persons are surveyed about their smoking habits. The results are shown below: Do you smoke? Male Female Total Yes 14 12 26 What is the probability that a randomly selected smoker is male? Enter the exact answer, or round the answer to three decimal places No 46 28 74 Total 60 40 100
- Part CIn a class of students, the following data table summarizes how many students passed a test and complete the homework due the day of the test. What is the probability that a student chosen randomly from the class did not complete the homework? Passed the test Failed the test Completed the homework 11 7 Did not complete the homework Answer: Submit Answer attempt 4 out of 4 problem 1 out of max 1The table below shows the results of a survey that asked the involvement of a person in a charity work. The person’s gender and response were recorded. Find the probability of selecting a female who never volunteers a.0.29 b.0.57 c.0.51 d.0,49
- Zena used a probability simulator to roll a 12-sided number cube 100 times. Her results are shown in the table attached (image):Please help me determine what the probability was that it was a boy isDetermine how many possible values there are for the following discrete random variable: sum of your next roll of two die. Select one: a. 6 b. 11 C. 12 O d. 36
- The following report is from the National Highway Safety Administration, and it is based on over 800,000 deaths. The report lists the type of crash and the percent of fatalities: Type of Crash Percent of Fatalities Single car crash 45% Two-car crash 22% Car crashing with a truck 25% Crash involving 3 or more vehicles 8% Consider a recent car crash that resulted in a fatality. What is the probability that a single car crash had occurred?Click to see additional instructions Suppose that unknown to a geneticist, there are 6 out of 12 genes that play a significant role in developing skin cancer. If the geneticist randomly samples 5 of these 12 genes and studies them, the probability that he will have sampled more than 4 skin cancer related genes is Note: Provide your answer in three decimal points e.g. 0.001 Previous NEXT SaveA die is rolled 120 times to see if it is fair. The table below shows the frequencies for each of the six possible outcomes. Use a level of significance of a = 0.10. a. Complete the rest of the table by filling in the expected frequencies (enter your answers in fraction form): Frequency of Dice Values Outcome Frequency Expected Frequency 1 20 2 11 3 25 4 23 20 6 21 b. What is the correct statistical test to use? Select an answer > c. What are the null and alternative hypotheses? Но: The distribution of die rolls is uniform. The die rolls are independent. The die rolls are dependent. The distribution of die rolls is not uniform. H1: The die rolls are dependent. The die rolls are independent. The distribution of die rolls is not uniform. The distribution of die rolls is uniform. d. The degrees of freedom