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Some questions are multiple choice so please choose the accurate answer .There are 8 questions in total .

Please make sure you round the answers correctly . Slight mistake and the answer can be wrong please be correct . Please answer the below questions correctly . Tutors provided with wrong answers and i have only one attempt left . Please read the question very carefully .

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Question 10 1 points Save Answer Manufacturer claims that the average length of time the new smartphone battery holds until the empty battery is 9 hours. You believe that actually the battery holds less time. What is the correct hypothesis statement? OHO : US9 Ha : 1 > 9 O Ho : H = 9 Ha : H # 9 OHo : 129 Ha : 1 9 Ha : N 76 OHoipSTB Question 15 2 points Save Answer Consider the following hypotheses statement for the proportion of defective parts produced by a machine: Ho : p 2 0.3748, Ha : p