The recidivism rate for convicted sex offenders is 14%.  A warden suspects that this percent is higher if the sex offender is also a drug addict. Of the 309 convicted sex offenders who were also drug addicts, 56 of them became repeat offenders. What can be concluded at the αα = 0.01 level of significance?  Ho: p <  ______________ H1:  p >________________ The test statistic z= ______________________ The p-value =  _______________(Please show your answer to 4 decimal places.)

Answer.

The independent variable in either a before/after t or a within subjects F is always of what data scale

Search and Rescue of DND provides various statistics on boating accidents in he Maritimes and B.C. These statistics include information on the wind speed at the time of the accident. The following chart includes information recorded for 184 accidents on both coasts for the same time period:               Wind Conditions        Accidents West Coast     Accidents East Coast             Nil                               13                                            6             Light                           74                                            42             Moderate                     30                                            15             Strong or higher          3                                              1 a) Suppose xe indicates the wind conditions in the East Coast where xe=0 indicates Nil, xe=1 indicates Light, xe = 2 indicates moderate and xe = 3 indicates Strong or Storm. Also suppose that xw indicates the wind conditions on the West Coast and xt indicates…

Q3.1 Cholesterol Before and After Treatment A random sample of 16 people with high cholesterol were given a new drug designed to lower cholesterol levels. The table contains the cholesterol levels (in milligrams per deciliter) measured before and after treatment for each person. Person 1 2 3 4 Before 237 248 260 266 After 176 178 191 192 Person 9 10 11 14 15 16 Before 283 284 286 289 292 293 295 299 After 215 212 204 214 214 192 216 206 Save Answer Do these data support the claim that the average reduction in cholesterol for people on this medication would be greater than 70 mm/dL? Q3.2 Conditions Hypotheses: Write the appropriate hypotheses, including defining the parameters and identifying the subscripts appropriately. (Note: you are not required to use Greek letters. For example, writing sigma is sufficient for σ.) Save Answer 5 6 7 273 274 275 277 195 187 212 196 12 Q3.3 Mechanics Conditions: Use your own paper to explain how the Normal condition for this test has been met. Then…

3.7.1 only

OL th.. Frequency 8 9 0 T 10 20 30 40 LEAD 50 60 70 80 Data were collected on the lead levels of children of battery factory workers. The data are displayed in the histogram above. Choose the correct answer. The maximum lead level is less than 60 The median lead level (the level that exactly half the children exceed) is less than 30 There are 33 children in the data set. None of the other answers is true

need help with only d, e, and f. I attached the rest of the problem for reference.