which of the following python methods in scipy. stats submodule returns the p-value for performing a hypothesis test for the significance of the correlation coefficient? select one.

Match the scsi standard to the definition that best describes it. 1. also called ultra scsi; has a transfer rate up to 30 mbps and 8-bit bus 2. transfer rate of 5 mbps and 8-bit bus 3. also called firewire; has a transfer rate up to 100 mbps and can connect up to 63 devices 4. consists of two protocols; fast scsi with speeds up to 10 mbps using an 8-bit bus and wide scsi, which uses 16- or 32-bit buses serial scsi scsi-2 scsi-3 scsi-1

Dan runs a busy desktop-publishing company. his company want to increase its exposure, so it runs a new a new promotion each week. the tool dan most likely choses to publicize this is a promotion is a

If the null hypothesis is false and the researchers do not reject it a type 2 error has been made. true or false