3) Wrihout performing the dirrsHon, determine whether 1765a laa and 149a35678 are dirisible by 9 orll.
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- A research center claims that that 31% of adults in a certain country would travel into space on a commercial flight if they could afford it. In a random sample of 1200 adults in that country, 33% say that would travel into space on a commercial flight if they could afford it. At alpa= 0.05, isthere enough evidence to reject the research centers claim complete parts a through d belowA research center claims that 28% of adults in a certain country would travel into space on a commercial flight if they could afford it. In a random sample of 800 adults in that country, 30% say that they would travel into space on a commercial flight if they could afford it. At α=0.10, is there enough evidence to reject the research center's claim? Complete parts (a) through (d) below.they take samples of 4 fireworks for quality co from and examine them for defects. let X be the number of defective fireworks in the sample of 4.
- Forel Series connection and signals are required, my T=12. A research center claims that at least 23% of adults in a certain country think that their taxes will be audited. In a random sample of 900 adults in that country in a recent year, 19% say they are concerned that their taxes will be audited. At α=0.01, is there enough evidence to reject the center's claim? Complete parts (a) through (e) below. (a) Identify the claim and state H0 and Ha.An education researcher claims that at most 6% of working college students are employed as teachers or teaching assistants. In a random sample of 200 working college students, 8% are employed as teachers or teaching assistants. At α=0.05, is there enough evidence to reject the researcher's claim? Complete parts (a) through (e) below.
- Compute the following probabilities using the hypergeometric formula.Consider the next 1,000 95% CIs for \mu that a statistical consultant will obtain for various clients. Suppose the data sets on which the intervals are based are selected independently of one another. What is the probability that between 940 and 960 of these intervals contain the corresponding value of \mu?Based on the information provided in the image, what is the result of your hypothesis test (a=0.01, one tail)?
- A research center claims that more than 26% of employees in a certain country have changed jobs in the past three years. In a random sample of 220 people from that country, 66 have changed jobs in the past three years. At α=0.01, is there enough evidence to support the center's claim? Complete parts (a) through (e) below.The mean weight of male dancers in a local modern dance company is at least 167 lbs. Express the null and alternative hypotheses in symbolic form for this claim. H0:μ HA:μThe mean weight of male nurses working at a local hospital is less than 178 lbs. Express the null and alternative hypotheses in symbolic form for this claim.H0:μH0:μ =Ha:μHa:μ=
